Manual straight razor having double-sided razor blades



FIG. 1 is a plan view of a manual straight razor having double-sided razor blades showing my new design;

FIG. 2 is a front elevation thereof;

FIG. 3 is a bottom elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a left side elevation thereof;

FIG. 6 is a right side elevation thereof; and,

FIG. 7 is a perspective view schematically showing the manual straight razor having double-sided razor blades which is being held by a hand for shaving.

The broken lines are shown for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a manual straight razor having double-sided razor blades, as shown and described. 